Bag



FIG. 1 is a top, front, left perspective view thereof;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof; and,

FIG. 5 is a right side view thereof.

The wide broken lines depict portions of the bag that form no part of the claimed design. The more narrow broken lines depict stitching that forms no part of the claimed design. 

CLAIM The ornamental design for a bag, as shown and described. 